Address: New Road, Yangal chowk, Tirveni Tower, Kathmandu

Phoner: 01-5347888(Ext 40 41 42 43)/ 855, 9851084389
Aman sir(Technician): 9841332746 

Email - 
amit@nagmani.com.np 
sid@nagmani.com.np
aman@nagmani.com.np
info@nagmani.com.np

For rapoo 
(https://rapoo.cn/downloadcenter)